Brazil Kaxinawa Indian 'may be world's oldest woman'

An indigenous Brazilian who celebrates her birthday on Saturday may be the oldest woman in the world - and by some distance.

Maria Lucimar Pereira, a member of the Kaxinawa tribe in the Amazon, is 121 years old, says a tribal rights group.

It says she has a birth certificate showing she was born in 1890.

But the Guinness Book of Records says she has not been registered with them. The verified oldest living woman is 115-year-old American Besse Cooper.

Maria puts her longevity down to a healthy lifestyle, Survival International said - with regular dishes including grilled meat, monkey, fish, the root vegetable manioc and banana porridge, and no salt, sugar or processed foods.....